gas heat gas harmonicon • gas-heated · · · Info · Definitions · Characters · · gas heat · · Text Common · · Latin · · Scripts 8 · · Length 2 · · Syllables Definitions · · · (noun) heating system that burns natural gas. Synonyms: gas heat. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 h latin small letter h U+0068 s latin small letter s U+0073 t latin small letter t U+0074